9. d2d3 White needs to play incisively. The continuation of the game is slow and quickly leaves Black in a good position. 9... a7a5  10. b4b5  10... b8d7 With firm control of the c5-square and easy development, Black's position is already very comfortable. 11. g2g3 Played after more than 60 minutes, something odd for a simple decision in the opening. Gukesh clearly didn't like his position.